... 1, 168,219,273,323,407mm in diamater. 2, angle, ball joint and inlet flange is optional 3,Siemens motor 1, 168 ... ,219,273,323,407mm in diamater. 2, angle, ball joint and inlet flange is optional 3, selection of gear ratios ... ) outside tube complete with one inlet, one outlet, end flange, ball joint , inspection window.C) standard fitting parts, middle bearing, end bearing ...